Dennis and Rosa are dragged into Benidorm’s bingo scene when “Bingo Babs”, a former jackpot winner in a caravan, is found dead with a bingo pad in her hand and six numbers dabbed. Her daughters resent the missing money, Italian rival Valentina cries theft, and caller Javier has secrets. As Rosa builds a “Murder She Dabbed” wall and the pathologist reveals an odd twist, Dennis must follow the money and crack Babs’ final numbers before the fortune and the truth vanish.